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Security Midwest Bancorp, Inc. (SBMW)

Security Midwest Bancorp, Inc. operates as the bank holding company for Security Bank, s.b. that provides various financial products and services in Illinois. It offers a range of deposit accounts, including demand deposit accounts, savings accounts, money market accounts and certificate of deposit accounts. The company also provides lending products, such as one-to four-family residential real estate loans, commercial real estate loans, and commercial and industrial loans, as well as multi-family residential real estate loans, construction and development loans, farmland loans, and consumer loans. In addition, it invests in debt securities, such as mortgage-backed securities and collateralized mortgage obligations, municipal bonds, and the U.S. government and agency securities; and sells insurance on an agency basis and related products, as well as offers brokerage services. Security Midwest Bancorp, Inc. was founded in 1906 and is based in Springfield, Illinois.

Sector: Savings Institutions, Not Federally Chartered

Industry: Banks - Regional

Security Midwest Bancorp, Inc. logo

Security Midwest Bancorp, Inc.

OTC:SBMWFinancial Services
Mkt Cap$16.19M
Float701K
O/S890K
Inst Own-
Dilution
Historical Data
DateOpenHighLowCloseVolume
Key Metrics
Market Cap$16.19M
Enterprise Value--
P/E Ratio--
Est. Net Cash/Share--
Institutional Ownership0.00%

based on 889,781 shares outstanding

SectorFinancial Services
IndustryBanks - Regional
ExchangeOTC
CountryUSUS
IPO DateAug 1, 2025
Shares Outstanding889,781
Float701,099
Company Overview

Security Midwest Bancorp, Inc. operates as the bank holding company for Security Bank, s.b. that provides various financial products and services in Illinois.

It offers a range of deposit accounts, including demand deposit accounts, savings accounts, money market accounts and certificate of deposit accounts.

The company also provides lending products, such as one-to four-family residential real estate loans, commercial real estate loans, and commercial and industrial loans, as well as multi-family residential real estate loans, construction and development loans, farmland loans, and consumer loans.

In addition, it invests in debt securities, such as mortgage-backed securities and collateralized mortgage obligations, municipal bonds, and the U.S. government and agency securities; and sells insurance on an agency basis and related products, as well as offers brokerage services. Security Midwest Bancorp, Inc. was founded in 1906 and is based in Springfield, Illinois.

Leadership

Stephan Paul Antonacci

President, Chief Executive Officer & Director

Brenda K. Minder

Executive Vice President & Chief Financial Officer

Darren W. Jones

Executive Vice President & Chief Lending Officer

Jacob Wear

Senior Vice President & CRO

Employees

52

Country

US

Sector

Financial Services

Website

securitybk.com

Analyst Coverage
No analyst coverage for this companyNo ratings, price targets, or covering firms on file.
Insider Trades
InsiderTypeShares
Stone Erin M profile photoStone Erin MGrant/Award1.3K
Myers Stephen D profile photoMyers Stephen DGrant/Award1.3K
McClernon James P profile photoMcClernon James PGrant/Award1.3K
Marriott William R II profile photoMarriott William R IIGrant/Award1.3K
Kopecky Frank J IV profile photoKopecky Frank J IVGrant/Award1.3K
Johnson Marcus E profile photoJohnson Marcus EGrant/Award1.3K
Shareholders
0.0%
Institutional
(0)
8.7%
Insiderⓘ
(10)
14.2%
5%+ Owners
(2)
77.1%
Unattributed (incl. retail)ⓘ
Insider8.7%
5%+ Beneficial14.2%
Unattributed (incl. retail)77.1%
Top Shareholders
NameShares%
Raymond James Financial Services Advisors, Inc. logo
Raymond James Financial Services Advisors, Inc.
· may incl. warrants· filed Jan 2026
64.2K7.2%
Security Bank, s.b. Employee Stock Ownership Plan Trust logo
Security Bank, s.b. Employee Stock Ownership Plan Trust
· may incl. warrants· filed Nov 2025
62.3K7.0%
Day Kenton profile photo
Day Kenton
Director
16.3K1.8%
Stone Erin M profile photo
Stone Erin M
Director
16.3K1.8%
Myers Stephen D profile photo
Myers Stephen D
Director
11.3K1.3%
Jones Darren W profile photo
Jones Darren W
EVP and CLO
9.0K1.0%
Hillestad James R profile photo
Hillestad James R
Director
6.3K0.7%
Kopecky Frank J IV profile photo
Kopecky Frank J IV
Director
6.3K0.7%
Wear Jacob profile photo
Wear Jacob
SVP and CRO
5.0K0.6%
Marriott William R II profile photo
Marriott William R II
Director
3.8K0.4%
Sources: Form 4, 13D/13GO/S: 889.8K · as of 14 Aug 2026 · SEC cover page
Insiders & Institutional Holders
52-Week Range
Volume
Average Daily Volume2.00K

30d Avg

2.00K

60d Avg

1.48K

90d Avg

1.13K

Earnings
Dividend History
No dividend history available
Compliance Status
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